Sidewall portion of an automobile tire



FIG. 1 is a front view of a sidewall portion of an automobile tire;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is an enlarged sectional view taken along line C-C in FIG. 1 between line A-A in FIG. 1 and line B-B in FIG. 3.

Broken lines in the drawing figures are used to show unclaimed portions of the tire, and thus form no part of the claimed invention. 

CLAIM The ornamental design for a sidewall portion of an automobile tire, as shown and described. 